CN106505227A - Fuel cell module - Google Patents
Fuel cell module Download PDFInfo
- Publication number
- CN106505227A CN106505227A CN201610791230.3A CN201610791230A CN106505227A CN 106505227 A CN106505227 A CN 106505227A CN 201610791230 A CN201610791230 A CN 201610791230A CN 106505227 A CN106505227 A CN 106505227A
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- fuel cell
- oxygen
- containing gas
- cell pack
- gas
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04014—Heat exchange using gaseous fluids; Heat exchange by combustion of reactants
- H01M8/04022—Heating by combustion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
- H01M8/04007—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
- H01M8/04067—Heat exchange or temperature measuring elements, thermal insulation, e.g. heat pipes, heat pumps, fins
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0606—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants
- H01M8/0612—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants from carbon-containing material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0606—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants
- H01M8/0612—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants from carbon-containing material
- H01M8/0625—Combination of fuel cells with means for production of reactants or for treatment of residues with means for production of gaseous reactants from carbon-containing material in a modular combined reactor/fuel cell structure
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/06—Combination of fuel cells with means for production of reactants or for treatment of residues
- H01M8/0662—Treatment of gaseous reactants or gaseous residues, e.g. cleaning
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/241—Grouping of fuel cells, e.g. stacking of fuel cells with solid or matrix-supported electrolytes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/247—Arrangements for tightening a stack, for accommodation of a stack in a tank or for assembling different tanks
- H01M8/2475—Enclosures, casings or containers of fuel cell stacks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/24—Grouping of fuel cells, e.g. stacking of fuel cells
- H01M8/2465—Details of groupings of fuel cells
- H01M8/2484—Details of groupings of fuel cells characterised by external manifolds
- H01M8/2485—Arrangements for sealing external manifolds; Arrangements for mounting external manifolds around a stack
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/10—Fuel cells with solid electrolytes
- H01M8/12—Fuel cells with solid electrolytes operating at high temperature, e.g. with stabilised ZrO2 electrolyte
- H01M2008/1293—Fuel cells with solid oxide electrolytes
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fuel Cell (AREA)
- Hydrogen, Water And Hydrids (AREA)
Abstract
Fuel cell module (10) includes being connected to burner (14) and upwardly extending combustion gas path component (16) along fuel cell pack (12).Combustion gas path component (16) has combustion gas path (58a, 58b) and burning gases spray-hole (60a, 60b).The burning gases produced in burner (14) flow upwardly through combustion gas path (58a, 58b), and burning gases spray-hole (60a, 60b) is connected to combustion gas path (58a, 58b), with side (12a, 12b) the release burning gases towards fuel cell pack (12).
Description
Technical field
The present invention relates to a kind of fuel cell module including fuel cell pack, the fuel cell pack is provided with for passing through
The electrochemical reaction of fuel gas and oxygen-containing gas and produce multiple fuel cells of electric energy.
Background technology
In general, SOFC (SOFC) applying solid electrolyte.The solid electrolyte is oxonium ion
Conductor, for example stable zirconium dioxide.The solid electrolyte inserts between anode and negative electrode to form electrolyte membrane-electrode assembly
(MEA).The electrolyte membrane-electrode assembly is sandwiched between separator (bipolar plates).In use, usually, the electrolysis of predetermined quantity
Matter electrode assemblie and separator are stacked to form fuel cell pack.
Compared with other kinds of fuel cell, the operation temperature of SOFC is of a relatively high.Therefore, need
SOFC is maintained under high temperature (appropriate operation temperature).For this purpose, having pointed out various suggestions at present.
For example, as it is known that Japanese patent application discloses JP2002-280053 discloses a kind of fuel cell generation.At this
In fuel cell generation, each there are multiple SOFC quilts of the cylinder form with bottom
It is placed in electric power generation reaction room.The upper position that electric power generation reaction room is formed in by the exhaust air chamber that partition wall is divided, and combustible gas
Body room is formed at the lower middle position of electric power generation reaction room.In the lower position of electric power generation reaction room, surface combustion burner
Arrange around fuel gas room.Heat insulation layer surrounds electric power generation reaction room, exhaust air chamber and fuel gas room.Further, modular container
Arrange around heat insulation layer.
Further, it is known that Japanese patent application discloses JP2013-131329 and discloses a kind of fuel-cell device.The combustion
Material cell apparatus have power compartment, and the power compartment includes the fuel cell pack for being contained in enclosure interior center.Power compartment is by height
Degree heat insulation layer separates, and exhaust steam passage is arranged on the outside of heat insulation layer, and the waste gas in the indoor generation that generates electricity is discharged to outside.
Further, cathode gas passage is arranged on outside exhaust steam passage, cathode gas is supplied to the negative electrode of fuel cell pack.
Content of the invention
Disclose in JP2002-280053 in Japanese patent application, by operation setting electric power generation reaction room lower position
The surface combustion burner at place is implementing to burn.Therefore, the fuel cell in electric power generation reaction room is heated by radiant heat.However, by
Only heated by the radiant heat from lower position in fuel cell, therefore can not possibly be uniformly heated up in vertical direction whole
Fuel cell.
Further, disclose in JP2013-131329 in Japanese patent application, heat insulation layer, exhaust steam passage and cathode gas
Passage is arranged in housing around centrally located power compartment.Therefore, housing does not have sizable diameter on the whole, and not
May be uniformly heated up being arranged on the indoor whole fuel cell pack that generates electricity.
It is a principal object of the present invention to providing a kind of fuel cell module with compact and simple structure.
It is also an object of the present invention to provide a kind of fuel electricity that can be wherein uniformly heated up whole fuel cell pack
Pond module.
Fuel cell module according to the present invention includes fuel cell pack and burner.Fuel cell pack includes multiple fuel
Battery, the plurality of fuel cell are configured to by the electrochemical reaction of fuel gas and oxygen-containing gas and produce electric energy.Burning
Device is arranged on the lower end of fuel cell pack, and is configured to produce burning gases to heat fuel cell pack.
Fuel cell module includes being connected with burner and the upwardly extending channel component in side along fuel cell pack.
Channel component includes that combustion gas path and burning gases spray-hole, the combustion gas path are configured to allow in the burner
The combustion gas flows upwards of generation, the burning gases spray-hole are connected with combustion gas path, and are configured to towards combustion
The side release burning gases of material battery pile.
Further, it is preferable to ground, fuel cell pack is the flat board of the flat fuel cell for including vertically stacking
Stacked fuel cell.Preferably, in this case, the end plate for being configured to available fuel cell is separately positioned on fuel cell
The top and bottom of heap, and upper burning gases injection tip is arranged at the upper position of channel component, and be configured to
Region release burning gases towards above fuel cell pack.
The combustion heat heating of the end plate origin spontaneous combustion room of the lower end of fuel cell pack is arranged on, and is arranged on fuel electricity
The end plate of the upper end of Chi Dui is by the burning gases heating that sprays from upper burning gases injection tip.Although generally fuel cell is in institute
The temperature for stating end plate (at two ends) vicinity is intended to step-down, but the excessive reduction of fuel battery temperature will not in the present invention
Occur.Therefore, it can the required power generation performance for keeping fuel cell.
Further, fuel cell module is preferably included
Housing, and the housing includes the upper end that is sealed shut.In the structure shown here, in reliably can discharging into the housing
Burning gases supply region to above fuel cell pack, and the combustion heat of burning gases can be effectively utilized.
Further, in the housing, it is preferable that the housing includes combustion gases exhaust port, the combustion gases exhaust
Port is configured to the combustion gases exhaust that will be discharged from channel component to hull outside, and combustion gases exhaust port is arranged
Lower position in housing.In the structure shown here, the time that burning gases are stayed in housing can be extended, and can be reliably
Heating fuel cell pack.
Further, it is preferable to, the housing includes multiple panels.In multiple panels, a panel includes being constructed
It is the oxygen-containing gas inlet port that oxygen-containing gas is introduced enclosure interior from hull outside.With one panel phase antidirection finding
Another panel includes the oxygen-containing gas supply port for being configured to supply oxygen-containing gas to fuel cell pack.
In the structure shown here, it is preferable that oxygen-containing gas feed path is formed in multiple panel itselfs, the oxygen-containing gas supply is logical
Road is configured to supply to fuel electricity the oxygen-containing gas introduced by oxygen-containing gas inlet port from oxygen-containing gas supply port
Chi Dui, and be configured to receive heat from burning gases to heat oxygen-containing gas.
In the structure shown here, the flow field of oxygen-containing gas feed path is elongated, and can be by the heat exchange with burning gases
Oxygen-containing gas is reliably heated.Further, it is not necessary to which special heat exchanger is heating oxygen-containing gas.It is possible to further suitable
The local heat radiation suppressed from fuel cell module.
Further, it is preferable to ground, is supplied to burner from the combustible exhaust gas and oxygen-containing waste gas of fuel cell pack discharge.?
In the structure, burner can simultaneously have as startup burner function and during stable operation as gas flare
Function.
Moreover it is preferred that burner includes combustion chamber, and the two ends of combustion chamber are unlimited.In the structure shown here, excellent
Selection of land, channel component include the second housing member of first housing member and hollow rectangle of hollow rectangle.First housing
Component is connected to one end of combustion chamber and upwardly extends along a side of fuel cell pack.Second housing member is connected to combustion
Burn the other end of room and upwardly extend along the another side of fuel cell pack.
Therefore, the burning gases for being produced by burner can effectively serve as thermal source to heat fuel cell pack, and can
Operation with promptly starting fluid battery pile.
Further, it is preferable to ground, converter is arranged on the bottom of burner, and be configured to conversion mainly contain hydrocarbon
The crude fuel of compound with produce supply to fuel cell pack fuel gas.In the structure shown here, converter can easily by
From the heat of burner, and achieve the raising of the thermal efficiency.
In the present invention, fuel cell pack is heated from lower end to upper end by the heat from burner, and fuel electricity
The burning gases discharged from burning gases spray-hole by Chi Dui are from side heat.Therefore, fuel cell pack is from its lower end and side
It is heated.Therefore, by compact and simple structure, whole fuel cell pack uniformly and promptly can be heated.
By following description taken together with the accompanying drawings, above and other objects of the present invention, feature and advantage will become brighter
Aobvious, in the drawing, the preferred embodiments of the present invention are illustrated by illustrative example.
Description of the drawings
Fig. 1 is the perspective view for schematically showing fuel cell module according to an embodiment of the invention；
Fig. 2 is the decomposition diagram of the critical piece for illustrating fuel cell module；
Fig. 3 is the sectional view for illustrating the fuel cell module intercepted along the line III-III of Fig. 1；
Fig. 4 is the sectional view intercepted along the line IV-IV of Fig. 1；With
Fig. 5 is the decomposition diagram of the critical piece for illustrating fuel cell module.
Specific embodiment
The fuel cell module 10 of the embodiments of the invention according to Fig. 1 and 2 is used for various applications, including static
With mobile application.For example, fuel cell module 10 is placed on vehicle.Fuel cell module 10 include fuel cell pack 12,
Burner 14, combustion gas path component 16 and converter 18 and receiving fuel cell pack 12, burner 14, burning gases lead to
The housing 20 of road component 16 and converter 18.Although fuel cell pack 12 has rectangular shape in the illustrated embodiment, should
Fuel cell pack 12 can have square configuration.
As shown in Figures 3 and 4, fuel cell pack 12 includes multiple fuel cells 22, for passing through fuel gas (hydrogen and first
Alkane and the mixed gas of carbon monoxide) with the electrochemical reaction of oxygen-containing gas (air) and produce electric energy.Each fuel cell 22
For flat-plate-type solid-oxide fuel battery.Fuel cell 22 is stacked along the vertical direction shown in arrow A, flat to be formed
Sheetpile stack-type fuel cell pack.
Fuel cell 22 includes electrolyte membrane-electrode assembly (MEA).Electrolyte membrane-electrode assembly includes that negative electrode, anode and insertion are cloudy
Electrolyte between pole and anode.For example, electrolyte is the oxide ion conductor of such as stabilized zirconia.Cathode separator
It is arranged on two surfaces of electrolyte membrane-electrode assembly with anode separator.Oxygenous to negative electrode for supplying oxygen-containing gas
Body flow field is formed in cathode separator, and is formed in anode for supplying fuel gas to the fuel gas flow field of anode
In separator.
Fuel cell pack 12 includes upper head plate 24u two ends (i.e. along the top and bottom of the stacking direction of fuel cell 22)
With bottom plate 24d.Upper head plate 24u and bottom plate 24d are extruded along stacking direction in the way of fuel cell 22 is fixed together
Fuel cell 22.
As shown in figure 4, bottom plate 24d has the oxygen-containing gas of each during oxygen-containing gas is supplied to fuel cell 22
Air inlet port 26 and the fuel gas air inlet port 28 of each during fuel gas is supplied to fuel cell 22.
Bottom plate 24d has the oxygen-containing gas for supplying to negative electrode for discharge and partly consuming at negative electrode (hereafter
In also referred to as oxygen-containing waste gas) or for be emitted on starting fluid battery pile 12 operation before have passed through the oxygenous of negative electrode
The oxygen-containing gas air outlet 30 of body.Further, bottom plate 24d also has and supplies to anode and partly exist for discharging
The fuel gas (hereinafter also referred to as combustible exhaust gas) that consumes at anode or for being emitted on the operation of starting fluid battery pile 12
The fuel gas air outlet 32 of the fuel gas of anode is had passed through before.
One end (outlet) of oxygen-containing gas supply member (oxygen-containing gas supply port) 34 is connected to oxygen-containing gas inlet end
Mouth 26, and the other end (entrance) of oxygen-containing gas supply member 34 is connected to housing 20, as described below.Reformed gas supply pipe
36 one end (outlet) is connected to fuel gas air inlet port 28, and the other end (entrance) connection of reformed gas supply pipe 36
To the outlet of converter 18, as described below.
One end of oxygen-containing gas bleed member 38 is connected to oxygen-containing gas air outlet 30, and oxygen-containing gas bleed member
38 other end is connected to burner 14.One end of fuel gas delivery pipe 40 is connected to fuel gas air outlet 32, and
The other end of fuel gas delivery pipe 40 is connected to burner 14.
Burner 14 is arranged on lower end (lower surface) place of fuel cell pack 12, and is included in the water indicated by arrow B
The burner shell 42 for extending along lower end square upwards.Combustion chamber 44 is formed in burner shell 42.As shown in figure 5, burning
End 44a, 44b of room 44 is unlimited in the direction of arrow B.In combustion chamber 44, oxygen-containing gas housing 46 and fuel gas
Housing 48 is centrally disposed along the direction that arrow B is indicated.Oxygen-containing gas housing 46 and fuel gas housing 48 are indicated along arrow A
Vertical direction is stacked.
As shown in Figures 4 and 5, the one end for the oxygen-containing gas housing 46 being arranged on below fuel gas housing 48 projects to burning
The outside of device housing 42.The other end of oxygen-containing gas bleed member 38 is connected to one end of oxygen-containing gas housing 46.Oxygen-containing gas
The longitudinal direction (along the horizontal direction in the direction indicated perpendicular to arrow B) of the fuel cell pack 12 that housing 46 is indicated along arrow C
Extend, and multiple hole 50a, 50b are formed in two elongated sides (two vertical surfaces) of oxygen-containing gas housing 46.Hole
50a, 50b pass to combustion chamber 44.
It is arranged on form of the fuel gas housing 48 on the upside of oxygen-containing gas housing 46 for thin plate.Fuel gas housing 48 compares
Oxygen-containing gas housing 46 is little.The other end of fuel gas delivery pipe 40 be connected to the upper surface of oxygen-containing gas housing 46 substantially in
Heart position.Multiple hole 52a, 52b are formed in two elongated sides (two vertical surfaces) of fuel gas housing 48.Hole
52a, 52b pass to combustion chamber 44.
As shown in Figures 2 and 3, combustion gas path component 16 along the long side of fuel cell pack 12 side 12a, 12b upwards
Extend.Combustion gas path component 16 includes the first housing member 54a and the second housing of hollow rectangle of hollow rectangle
Component 54b.The upper end of the upper end of the first housing member 54a and the second housing member 54b is located on the upper end of fuel cell pack 12
Side (referring to Fig. 3).
As shown in Figures 3 and 5, opening 56a is formed in the lower position of the first housing member 54a.Opening 56a is connected to combustion
One end 44a of burner housing 42.Opening 56a is formed in the first housing member 54a.Opening 56a is connected to combustion gas path
58a, to allow combustion gas flows upwards.
Multiple burning gases spray-hole 60a are set on the approximate centre height and position of the first housing member 54a
Multiple vertical rows.Burning gases are released towards a side of fuel cell pack 12 and flow through burning gases spray-hole 60a.Upper combustion
Burn gas injection port 62a to be formed at the upper position of the first housing member 54a.Burning gases are towards on fuel cell pack 12
The region of side is released flows through burning gases injection tip 62a.Upper burning gases injection tip 62a has horizontal elongated narrow
Slit shape, and pass to the position (referring to Fig. 3 and 4) above the upper surface of fuel cell pack 12.
As shown in figure 5, opening 56b is formed in the lower position of the second housing member 54b.Opening 56b is connected to burning
The other end 44b of device housing 42.Opening 56b is formed in the second housing member 54b.Opening 56b is connected to combustion gas path
58b, to allow combustion gas flows upwards.
Multiple burning gases spray-hole 60b are set to above the position of the approximate centre height of the second housing member 54b
Multiple vertical rows.Burning gases are released towards the another side 12b of fuel cell pack 12 and flow through burning gases spray-hole
60b.Upper burning gases injection tip 62b is formed at the upper position of the second housing member 54b.Burning gases are towards fuel electricity
Region above pond heap 12 is released flows through burning gases injection tip 62b.Upper burning gases injection tip 62b has laterally
Elongated slit profile, and pass to the position above the upper surface of fuel cell pack 12.
Converter 18 is converted the main crude fuel comprising hydrocarbon and (for example, is converted city by steam transforming
Combustion gas and the mixed gas of vapor), to produce the fuel gas supplied to fuel cell pack 12.The one of crude fuel supply pipe 64
End is connected to the entrance of converter 18, and the other end of crude fuel supply pipe 64 is connected to crude fuel supply source (not shown).
The other end of reformed gas supply pipe 36 is connected to the outlet of converter 18.
As shown in Fig. 2 housing 20 includes multiple (such as 6) panel 66a to 66f.Panel 66a to 66f is combined together,
And it is fixed on base plate 68 using multiple screws 70.Burner 14, combustion gas path component 16 and converter 18 are placed in shell
In body 20.Further, combustion gas chamber 72 is formed within the casing 20.Burning gases are full of combustion gas chamber 72.Burning gases
Room 72 by be arranged on panel 66a lower position (position of lower end or neighbouring lower end) combustion gases exhaust port 74 and lead to
To outside, outside combustion gases exhaust to housing 20.At least upper end (panel 66e) of housing 20 is sealing closing.
As shown in Figures 3 and 4, each in panel 66a to 66f is respectively provided with hollow structure, and oxygen-containing gas supply
Passage 76 is formed in panel 66a to 66f, as the logical of oxygen-containing gas before oxygen-containing gas is supplied to fuel cell pack 12
Road.Panel 66a (panel) has oxygen-containing gas inlet port 78, for oxygen-containing gas is introduced shell from the outside of housing 20
The inside of body 20.The bottom local wide of panel 66a circularizes shape, is in two-tube oxygen-containing gas inlet port 78 to be formed.
Combustion gases exhaust port 74 is formed in two-tube inside, and housing 20 is externally exposed.Be extends in the vertical direction is oxygen-containing
Gas supply pipe 80 is connected to oxygen-containing gas inlet port 78.
Oxygen-containing gas supply port 82 is arranged in another panel 66c with panel 66a phase antidirection findings, by oxygen-containing gas
Supply to fuel cell pack 12.After oxygen-containing gas stream enters oxygen-containing gas inlet port 78, oxygen-containing gas is by from oxygen-containing gas
Supply port 82 is supplied to fuel cell pack 12 by oxygen-containing gas feed path 76.Further, oxygen-containing gas feed path
76 functions with heat exchanger, heat oxygen-containing gas to receive heat from burning gases.Oxygen-containing gas supply member 34 another
One end is connected to oxygen-containing gas supply port 82.
The operation of the fuel cell module 10 with said structure is described below.
As shown in figs. 1 and 4, when 10 start-up operation of fuel cell module, introduce from oxygen-containing gas supply pipe 80 oxygenous
The air of body inlet port 78 is supplied in the oxygen-containing gas feed path 76 formed by the double pipe structure of housing 20.Such as Fig. 4
Shown, in air along after the flowing of oxygen-containing gas feed path 76, oxygen-containing gas flows through from oxygen-containing gas supply port 82 and contains
Carrier of oxygen supply member 34, and then, oxygen-containing gas is supplied in the oxygen-containing gas air inlet port 26 of bottom plate 24d.
Air stream is entered in each fuel cell 22.Air flows through oxygen-containing gas bleed member from oxygen-containing gas air outlet 30
38, and flow in the oxygen-containing gas housing 46 of burner 14.Further, air stream via 50a and hole 50b, and then,
Air is supplied to the combustion chamber 44 of burner shell 42.
Meanwhile, such as gas is (including CH4、C2H6、C3H8、C4H10) crude fuel supplied from crude fuel supply pipe 64
To converter 18.Crude fuel can include water (vapor), for conversion reaction.Crude fuel flows through reformed gas supply pipe 36,
And crude fuel is supplied to the fuel gas air inlet port 28 of bottom plate 24d.
Crude fuel is flowed in each fuel cell 22.Crude fuel flows through fuel gas discharge from fuel gas air outlet 32
Pipe 40, and flow in the fuel gas housing 48 of burner 14.Further, crude fuel flows through hole 52a and hole 52b, and
Then, crude fuel is supplied in the combustion chamber 44 of burner shell 42.
Therefore, as shown in figure 5, air and crude fuel are mixedly occurred in combustion chamber 44.By opening igniter plug (glow
Plug, not shown) etc., igniting occurs, and burns and start.End of the burning gases produced by burning from 44 both sides of combustion chamber
Portion 44a, 44b flow into combustion gas path 58a of the first housing member 54a and the combustion gas path of the second housing member 54b
58b.
Burning gases are flowed up along combustion gas path 58a, 58b, and burning gases are from burning gases spray-hole
60a and burning gases spray-hole 60b are partially released towards side 12a, 12b of fuel cell pack 12.Remaining burning gases
Upper burning gases injection tip 62a, 62b from the upper position for being connected to burner channel 58a, 58b is towards fuel cell pack
Region above in the of 12 is released.Therefore, fuel cell pack 12 is heated from side 12a, 12b and upside.
Burner 14 is arranged on the lower section of fuel cell pack 12.Therefore, by the heat radiation from burner 14, fuel electricity
Pond heap 12 is heated from downside.Further, as the combustion gas chamber 72 in housing 20 is full of burning gases, therefore surrounding
In the oxygen-containing gas feed path 76 of combustion gas chamber 72, the burned gas heating of oxygen-containing gas.
Burning gases full of combustion gas chamber 72 are from the combustion gases exhaust end of the lower position for being formed in panel 66a
Mouth 74 is disposed to outside, and heats the air supplied to oxygen-containing gas inlet port 78 from oxygen-containing gas supply pipe 80.
Further, converter 18 is arranged on the lower position of burner 14, and 18 origin spontaneous combustion burner 14 of converter
Radiant heat and combustion gas chamber 72 burning gases heating.Therefore, the conversion by the crude fuel of supply to converter 18 is anti-
Answer (such as steam transforming reaction), C2+Hydrocarbon be removed (conversion), and obtain the main conversion comprising methane
Gas (fuel gas).
Reformed gas are supplied to the fuel gas passage of each fuel cell 22.Air is supplied to each fuel cell
22 oxygen-containing gas passage.As described above, reformed gas and air are heated by burning gases, and directly heat each fuel electricity
Pond 22.
When fuel cell pack 12 is heated to temperature (the producing the temperature of electric power) for being suitable for operation, fuel cell pack 12 is opened
Begin to produce electric power (generating).That is, in each fuel cell 22, implement to generate electricity by the chemical reaction of reformed gas and air.
As shown in figure 4, by electric power generation reaction, air is discharged from fuel cell pack 12 as oxygen-containing waste gas.Oxygen-containing waste gas is from oxygenous
Body air outlet 30 flows to oxygen-containing gas bleed member 38, and flows in the oxygen-containing gas housing 46 of burner 14.Enter one
Step ground, oxygen-containing waste gas stream via 50a and hole 50b, and oxygen-containing waste gas is supplied to the combustion chamber 44 of burner shell 42.
Fuel gas is discharged from fuel cell pack 12 as combustible exhaust gas.Combustible exhaust gas are from fuel gas air outlet 32
Fuel gas delivery pipe 40 is flow through, and combustible exhaust gas are flowed in the fuel gas housing 48 of burner 14.Further, flammable
Waste gas stream via 52a and hole 52b, and combustible exhaust gas are supplied to the combustion chamber 44 of burner shell 42.
Therefore, in combustion chamber 44, combustible exhaust gas and oxygen-containing waste gas are mixed, and it is useless to produce burning to burn
Gas.The burning waste gas flow into combustion gas path 58a of first shell body component 54a and the burning gases of the second housing member 54b
In passage 58b.
In an embodiment of the present invention, fuel cell module 10 has combustion gas path component 16.Combustion gas path
Component 16 is connected to burner 14, and upwardly extends along side 12a, the 12b being located on the long side of fuel cell pack 12.Combustion
Burn gas passage component 16 and there is combustion gas path 58a, 58b and burning gases spray-hole 60a, 60b.Produce in burner 14
In burning gases flow upwardly through combustion gas path 58a, 58b.Burning gases spray-hole 60a, 60b are connected to burning gases and lead to
Road 58a, 58b, and side 12a, 12b release burning gases towards fuel cell pack 12.
In the structure shown here, by the heat from burner 14, fuel cell pack 12 is heated from lower end to upper end, and
And by the burning gases discharged from burning gases spray-hole 60a, 60b, fuel cell pack 12 is heated from side 12a, 12b.
Therefore, fuel cell pack 12 is heated from its lower end and side 12a, 12b.Therefore, by compact and simple structure, Ke Yijun
Even and promptly heat whole fuel cell pack 12.
Further, fuel cell pack 12 is to be formed by vertically stacking multiple flat fuel cells 22
Flat board stacked fuel cell pack.At this point, upper head plate 24u and bottom plate 24d be arranged on fuel cell pack 12 upper end and
Lower end is with available fuel cell 22.Further, upper burning gases injection tip 62a, 62b are arranged on combustion gas path component
At 16 upper position, with the region release burning gases towards above fuel cell pack 12.
The combustion heat heating of the bottom plate 24d origin spontaneous combustions burner 14 being arranged at the lower end of fuel cell pack 12.Arrange
The burning gases that upper head plate 24u at the upper end of fuel cell pack 12 is sprayed by burning gases injection tip 62a, 62b on
Heating.Therefore, although temperature of the fuel cell 22 at upper head plate 24u and bottom plate 24d is intended to step-down, fuel cell 22
The excessive descent of temperature will not occur.Therefore, it can the power generation performance of the needs of maintenance fuel cell 22.
Further, fuel cell module 10 includes that at least accommodating fuel cell pack 12, burner 14 and burning gases leads to
The housing 20 of road component 16.The upper end of housing 20 is sealing closing.In the structure shown here, will reliably can discharge into housing 20
In burning gases supply to the upper position of fuel cell pack 12, and the combustion heat of burning gases can be effectively utilized.
Additionally, as shown in figure 4, housing 20 have combustion gases exhaust port 74, will be from combustion gas path component 16
The combustion gases exhaust of release is to housing 20.Combustion gases exhaust port 74 is arranged on the lower position of housing 20.Therefore,
The time that burning gases are stayed in housing 20 can be extended, and can reliably heat fuel cell pack 12.Burning gases are arranged
Put the lower end that port 74 may be provided at housing 20, or be arranged on at the position upwards spaced a predetermined distance of lower end.
Further, housing 20 includes multiple (such as 6) panel 66a to 66f.With regard to this point, panel 66a (
Panel) there is oxygen-containing gas inlet port 78, oxygen-containing gas is introduced inside housing 20 from outside housing 20.With panel 66a
Another panel 66c of phase antidirection finding has oxygen-containing gas supply port 82, and oxygen-containing gas is supplied to fuel cell pack 12.
As shown in Figures 3 and 4, each in panel 66a to 66f is respectively provided with hollow shape, and oxygen-containing gas supply is logical
Road 76 is formed in panel 66a to 66f.Therefore, after oxygen-containing gas flows into oxygen-containing gas inlet port 78, by oxygenous
Body feed path 76, oxygen-containing gas are supplied to fuel cell pack 12 from oxygen-containing gas supply port 82.Further, oxygenous
Body feed path 76 receives heat to heat oxygen-containing gas from burning gases.
Therefore, the flow field of oxygen-containing gas feed path 76 is elongated, and can be by the heat exchanger reliability with burning gases
Ground heating oxygen-containing gas.Further, it is not necessary to which special heat exchanger is heating oxygen-containing gas.Furthermore, it is possible to suitably suppress
Heat radiation from fuel cell module 10.
Further, the combustible exhaust gas and oxygen-containing waste gas that discharges from fuel cell pack 12 are supplied to burner 14.At this
In structure, burner 14 can simultaneously have as startup burner function and during stable operation as waste gas (off
Gas) the function of burner.
Additionally, there is burner 14 combustion chamber 44, the combustion chamber 44 there are two ends that opens wide as shown in Figures 3 and 5
44a、44b.With regard to this point, combustion gas path component 16 includes the first housing member 54a of hollow rectangle and hollow
Second housing member 54b of rectangle.First housing member 54a is connected to an end 44a of combustion chamber 44, and along combustion
One side 12a of material battery pile 12 is upwardly extended.Second housing member 54b is connected to the other end 44b of combustion chamber 44, and
And another side 12b along fuel cell pack 12 is upwardly extended.
Therefore, the burning gases for being produced by burner 14 can effectively be used as the thermal source for heating fuel cell pack 12,
And can promptly starting fluid battery pile 12 operation.
Further, converter 18 is arranged on the bottom of burner 14, to convert the main former combustion comprising hydrocarbon
Expect and produce the fuel gas supplied to fuel cell pack 12.In the structure shown here, converter 18 can easily origin spontaneous combustion
The heat of burner 14, and realize the raising of the thermal efficiency.
Although the present invention has been particularly shown and described with reference to preferred embodiment, it should be understood that without departing substantially from
In the case of the scope of the present invention limited by appended claims, those skilled in the art can be made to the embodiment
Modification and deformation.
Claims (8)
1. a kind of fuel cell module (10), including：
Fuel cell pack (12) including multiple fuel cells (22), the plurality of fuel cell are configured to by fuel gas
Electric energy is produced with the electrochemical reaction of oxygen-containing gas；
Burner (14), the burner are arranged on fuel cell pack (12) lower end and are configured to produce burning gases to heat
Fuel cell pack (12)；
Channel component (16), the channel component be connected to burner (14) and along fuel cell pack (12) side (12a,
12b) upwardly extend；
Wherein, channel component (16) includes that combustion gas path (58a, 58b), the combustion gas path are configured to allow for producing
Combustion gas flows upwards in burner (14)；With
Burning gases spray-hole (60a, 60b), the burning gases spray-hole are connected to combustion gas path (58a, 58b), and
It is configured to side (12a, 12b) the release burning gases towards fuel cell pack (12).
2. according to claim 1 to fuel cell module (10), wherein fuel cell pack (12) is flat board stacked fuel
Battery pile (12), the flat board stacked fuel cell pack include the flat fuel cell (22) for vertically stacking；
Be configured to available fuel cell (22) end plate (24d, 24u) be separately positioned on fuel cell pack (12) upper end and under
End；And
Upper burning gases injection tip (62a, 62b) is arranged at the upper position of channel component (16), and is configured to court
Region release burning gases to above fuel cell pack (12).
3. according to claim 2 to fuel cell module (10), including at least accommodating fuel cell pack (12), burner
(14) and channel component (16) housing (20), wherein housing (20) includes the upper end that is sealed shut.
4. according to claim 3 to fuel cell module (10), wherein described housing (20) include combustion gases exhaust end
Mouthful (74), the combustion gases exhaust port are configured to the combustion gases exhaust that will discharge from channel component (16) to housing (20)
Outside；And
Combustion gases exhaust port (74) is arranged on the lower position of the housing (20).
5. fuel cell module (10) according to claim 3 or 4, wherein described housing (20) include multiple panels
(66a-66f)；
In the plurality of panel (66a-66f), a panel (66a) includes oxygen-containing gas inlet port (78), and this is oxygenous
Body inlet port be configured to introduce oxygen-containing gas outside the housing (20) described housing (20) internal, and with described
Another panel (66c) of one panel (66a) phase antidirection finding includes oxygen-containing gas supply port (82), the oxygen-containing gas supply side
Mouth is configured to supply oxygen-containing gas to fuel cell pack (12)；And
Oxygen-containing gas feed path (76) is formed in the plurality of panel (66a-66f) inside, the oxygen-containing gas feed path quilt
It is configured to supply to combustion the oxygen-containing gas introduced by oxygen-containing gas inlet port (78) from oxygen-containing gas supply port (82)
Material battery pile (12), and the oxygen-containing gas feed path be configured to from burning gases receive heat oxygenous to heat
Body.
6. fuel cell module (10) according to any one of claim 1-5, wherein discharges from fuel cell pack (12)
Combustible exhaust gas and oxygen-containing waste gas be supplied to burner (14).
7. fuel cell module (10) according to any one of claim 1-6, wherein burner (14) include combustion chamber
, and the two ends of the combustion chamber (44) are unlimited (44)；And
Channel component (16) includes the second housing member of first housing member (54a) and hollow rectangle of hollow rectangle
(54b), the first housing member of the hollow rectangle is connected to one end of combustion chamber (44) and along fuel cell pack (12)
One side (12a) upwardly extends, the second housing member of the hollow rectangle be connected to the other end of combustion chamber (44) and
Another side (12b) along fuel cell pack (12) upwardly extends.
8. fuel cell module (10) according to any one of claim 1-7, wherein converter (18) are arranged on burning
The bottom of device (14), and be configured to convert the main crude fuel comprising hydrocarbon to produce supply to fuel cell pack
(12) fuel gas.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015173415A JP6247671B2 (en) | 2015-09-03 | 2015-09-03 | Fuel cell module |
| JP2015-173415 | 2015-09-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106505227A true CN106505227A (en) | 2017-03-15 |
| CN106505227B CN106505227B (en) | 2018-11-30 |
Family
ID=57139942
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610791230.3A Expired - Fee Related CN106505227B (en) | 2015-09-03 | 2016-08-31 | Fuel cell module |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US10170776B2 (en) |
| JP (1) | JP6247671B2 (en) |
| CN (1) | CN106505227B (en) |
| DE (1) | DE102016216512A1 (en) |
| GB (1) | GB2544588B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3486988A1 (en) | 2017-11-15 | 2019-05-22 | Toto Ltd. | Fuel cell module and fluid supply device used therefor |
| AT521519B1 (en) * | 2018-08-30 | 2020-02-15 | Avl List Gmbh | The fuel cell system |
| JP7285698B2 (en) * | 2019-05-30 | 2023-06-02 | 大阪瓦斯株式会社 | Solid oxide fuel cell system |
| JP2021036488A (en) * | 2019-08-30 | 2021-03-04 | 森村Ｓｏｆｃテクノロジー株式会社 | Fuel battery module |
| JP7215405B2 (en) * | 2019-12-09 | 2023-01-31 | 株式会社デンソー | combustor |
| JP7244470B2 (en) * | 2020-10-01 | 2023-03-22 | 森村Ｓｏｆｃテクノロジー株式会社 | fuel cell power module |
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|---|---|---|---|---|
| JP2004207007A (en) * | 2002-12-25 | 2004-07-22 | Kyocera Corp | Cell for fuel cell, and fuel cell |
| US20090263689A1 (en) * | 2006-05-18 | 2009-10-22 | Honda Motor Co., Ltd. | Fuel cell system |
| JP2009272117A (en) * | 2008-05-07 | 2009-11-19 | Ngk Spark Plug Co Ltd | Solid oxide fuel cell |
| CN104025357A (en) * | 2011-12-09 | 2014-09-03 | 德尔福技术有限公司 | Method of operating a fuel cell system on low quality by-product gases |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3959018A (en) * | 1972-11-27 | 1976-05-25 | Communications Satellite Corporation | Low pressure nickel hydrogen cell |
| JP2002280053A (en) | 2001-03-21 | 2002-09-27 | Toto Ltd | Fuel cell power generating system |
| EP1705738A1 (en) * | 2005-03-21 | 2006-09-27 | Sulzer Hexis AG | High temperature fuel cells and multi-component housing installation for a cell stack |
| JP2008097936A (en) * | 2006-10-10 | 2008-04-24 | Hitachi Ltd | Solid oxide fuel cell module, and its control method |
| JP5295629B2 (en) | 2008-05-12 | 2013-09-18 | 日本特殊陶業株式会社 | Solid oxide fuel cell |
| JP5659329B2 (en) * | 2010-11-24 | 2015-01-28 | 日本特殊陶業株式会社 | Auxiliary fuel cell and fuel cell |
| JP5779371B2 (en) * | 2011-03-18 | 2015-09-16 | 川崎重工業株式会社 | Fuel cell and operation method thereof |
| JP5876287B2 (en) | 2011-12-20 | 2016-03-02 | アイシン精機株式会社 | Fuel cell device |
| JP5977142B2 (en) * | 2012-10-29 | 2016-08-24 | 京セラ株式会社 | Fuel cell device |
| JP6315930B2 (en) * | 2013-09-11 | 2018-04-25 | 大阪瓦斯株式会社 | Solid oxide fuel cell |
| JP6280470B2 (en) * | 2014-08-29 | 2018-02-14 | 本田技研工業株式会社 | Fuel cell module |
-
2015
- 2015-09-03 JP JP2015173415A patent/JP6247671B2/en active Active
-
2016
- 2016-08-31 CN CN201610791230.3A patent/CN106505227B/en not_active Expired - Fee Related
- 2016-09-01 US US15/254,498 patent/US10170776B2/en active Active
- 2016-09-01 DE DE102016216512.7A patent/DE102016216512A1/en active Granted
- 2016-09-01 GB GB1615130.0A patent/GB2544588B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004207007A (en) * | 2002-12-25 | 2004-07-22 | Kyocera Corp | Cell for fuel cell, and fuel cell |
| US20090263689A1 (en) * | 2006-05-18 | 2009-10-22 | Honda Motor Co., Ltd. | Fuel cell system |
| JP2009272117A (en) * | 2008-05-07 | 2009-11-19 | Ngk Spark Plug Co Ltd | Solid oxide fuel cell |
| CN104025357A (en) * | 2011-12-09 | 2014-09-03 | 德尔福技术有限公司 | Method of operating a fuel cell system on low quality by-product gases |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2017050192A (en) | 2017-03-09 |
| US10170776B2 (en) | 2019-01-01 |
| GB2544588B (en) | 2018-08-01 |
| JP6247671B2 (en) | 2017-12-13 |
| DE102016216512A1 (en) | 2017-03-09 |
| GB201615130D0 (en) | 2016-10-19 |
| US20170069919A1 (en) | 2017-03-09 |
| CN106505227B (en) | 2018-11-30 |
| GB2544588A (en) | 2017-05-24 |
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